Codemia
Interactive platform to practice system design, DSA and OOD interviews with AI feedback, mock interviews and editorial solutions.
What it does
Codemia is an active-practice platform for technical interview prep. Instead of passive study, it lets users solve system design, data-structures/algorithms and object-oriented-design problems on an interactive whiteboard with AI-powered evaluation and editorial solutions, plus peer mock interviews and spaced-repetition review.
Core features
120+ system design problems with interactive whiteboard
300+ DSA problems with step-by-step visualizations
70+ object-oriented-design problems
Agentic AI design problems
AI-powered evaluation and feedback
Peer mock interviews with video and shared editor
Spaced-repetition review and progress dashboard
Best for
→Prepare for FAANG system design interviews
→Practice DSA and coding problems
→Practice OOD and design patterns
→Run mock interviews with peers